API Tester AI MCP Server

By MEOK AI Labs — API testing, validation, and security header analysis

Installation

pip install api-tester-ai-mcp

Usage

# Run standalone
python server.py

# Or via MCP
mcp install api-tester-ai-mcp

Tools

send_request

Build and send an HTTP request. Returns status, headers, body, and latency.

Parameters:

• method (str): HTTP method (GET, POST, PUT, PATCH, DELETE)
• url (str): Request URL
• headers (str): Headers as JSON or 'Key: Value' lines
• body (str): Request body
• timeout (int): Timeout in seconds (default 30)

validate_response

Validate an API response against expectations (status code, required fields, content type).

Parameters:

• status_code (int): Actual status code
• body (str): Response body
• expected_status (int): Expected status code (default 200)
• required_fields (str): Comma-separated required fields
• content_type (str): Expected content type

check_headers

Analyze HTTP response headers for security best practices (HSTS, CSP, XSS protection, etc.).

Parameters:

• headers_json (str): Response headers as JSON

generate_curl

Generate curl and fetch commands from request parameters.

Parameters:

• method (str): HTTP method
• url (str): Request URL
• headers (str): Headers as JSON
• body (str): Request body

Authentication

Free tier: 15 calls/day. Upgrade at meok.ai/pricing for unlimited access.

License

MIT — MEOK AI Labs